45.55.106.19 |
10 alt1.gmr-smtp-in.l.google.com. |
10 mxa.mailgun.org. |
10 mxb.mailgun.org. |
20 alt2.gmr-smtp-in.l.google.com. |
30 alt3.gmr-smtp-in.l.google.com. |
40 alt4.gmr-smtp-in.l.google.com. |
5 gmr-smtp-in.l.google.com. |
ns-cloud-a1.googledomains.com. |
ns-cloud-a2.googledomains.com. |
ns-cloud-a3.googledomains.com. |
ns-cloud-a4.googledomains.com. |
v=spf1 include:mailgun.org ~all |